Overview
The WIR RX22-4N is a four-channel selectable, infrared receiver compatible with transmitters operating on the 2.3/2.8/3.3/3.8 MHz bandwidth. Dual infrared detectors maximize sensitivity and operating range. Range of up to 30,000 square feet (2,800 square meters) in single-channel mode when used with a Williams Sound WIR TX925 or WIRTX90 infrared system. Comfortable, body-pack design features convenient channel selector and easy-to-use on/off volume control. The RX22-4N can be used with a neckloop (lanyard included), which is included with this bundle.
System Includes
(1) WIR RX22-4N Receiver
(1) NKL 001 Neckloop
Specifications
WIR RX22-4N NKL
| Receiver Style: | Body-Pack, dual-lens detector, lanyard |
| Size: | 4.1″ L x 2.85″ W x 1.2″ H (104.1 mm x 72.4 mm x 30.4 mm) |
| Weight: | 4.5 oz (127 g) with batteries |
| Color and Material: | Black |
| Lanyard: | 3 ft (0.91 m), allows receiver to be worn around the neck |
| Operating Temperature: | -10° C to +50° C |
| Battery Type: | 2 x AA, alkaline (BAT 001-2) or NiMH (BAT 026-2) |
| Battery Life: | Alkaline: 60 hours, NiMH: 30 hours/charge |
| Battery Drain: | 25 mA, nominal |
| Charging Contacts: | For use only with CHG 3512 |
| Carrier Frequency: | Channel 1: 2.3 MHz, Channel 2: 2.8 MHz
Channel 3: 3.3 MHz, Channel 4: 3.8 MHz |
| De-Emphasis: | 50 uS |
| FM Deviation: | ±50 kHz |
| Signal-to-Noise Ratio: | 60 dB min. |
| Squelch: | Receiver squelches (mutes) at 28 dB S/N ratio |
| Frequency Response: | 25 Hz to 16 KHz, +1 dB, -3 dB, electrical response |
| Total Harmonic Distortion: | Less than 1%, electrical response |
| Controls: | ON/OFF/VOLUME: combination thumbwheel knob
Channel Selector: four-position rotary switch |
| Indicators: | Red LED “ON” indicator, flashes to indicate Low battery |
| Audio Output Jacks: | 3.5 mm stereo mini phone jack Accepts 3.5 mm mono or stereo phone plug |
| Audio Output Power: | 15 mW max at 32 Ω |
| Acoustic Output: | 125 dB SSPL90 with HED 021; 110 dB SSPL90 w/ EAR 013 |
| Sensitivity: | Better than 1 nW/cm2 for 40 dB signal-to-noise ratio |
| Approvals: | CE, FCC, RoHS, WEEE |
| Warranty: | 5 years on receiver, 90 days on accessories |
| Compatible Headphones/Earphones: | Mono or stereo, 8-32 ohms, 3.5 mm mini phone plug, HED 021, HED 026, EAR 013, EAR 014, EAR 022, NKL 001 |
